{
  "manageEntity": {
    "action": "React",
    "entityId": "1472959620",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"entity_id\":1417136351}}",
    "nonce": "0x8283144d48f178fcaba9536b2b20fb135805dc92839b4db4e722faee88009fa4",
    "signature": "0x848b083c236c9ab436922570fe27ca8ffde218d1daa83b7c4feaf694b80c26407fd93baf277f5860deb1c1051f144500974c660cbd95fc4f396e920219ffc0dc1b",
    "signer": "0x0168976438910D2f5330323a0d0141Fb4Af95032",
    "userId": "317847"
  }
}