{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "52309",
    "entityType": "User",
    "nonce": "0x6cdb8f2aba4bea463b8938474c782aaf7e2d1110267aaedb9958565aaae3f5d4",
    "signature": "0xaa47ab1345ceefb9b319b27654f60a0f857dae30d9999f1ca0546a26fc31180919dfa362871c8278196d3a0b0701623958243890ea2bc2a01d9bfb4b9e282fda1c",
    "signer": "0x33c702d534707f8Cada5DdD521C5900827973f1D",
    "userId": "5642"
  }
}