{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1495091",
    "entityType": "User",
    "nonce": "0x16145386a84373f7654c32dc64598cdb9dea4933df0bb17d2f1cfc3f4b31bb44",
    "signature": "0xd94c7f94c664b6bd2f1573c363f07b685967a5d0bb59f97e1745d3187a027aa83774e7310f002bbde4d80480c4e764962821590e27d609df8569dcd0d87d9d831c",
    "signer": "0xc5feD1872BC05Ec03aF299E6A4B8B81D9d531925",
    "userId": "599834673"
  }
}