{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "71077",
    "entityType": "User",
    "nonce": "0xf97c366e163abb10dae9d132a4c59fcbfd5a0ccab2999674711326c6468df0f2",
    "signature": "0x11382f0ff36d15531242631a9b25508ce8d32ae7bdea5db166988dc7d375ca2b1bade510981e8707e6d593fd2bba893a440edb2a0abaee9ea87bb6b28975f7691c",
    "signer": "0x4230116F60d3989D218B84425D3D1Dd6C85e1393",
    "userId": "86128800"
  }
}