{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "986558952",
    "entityType": "User",
    "nonce": "0x0e3bc25b82880154aa74e65c846a096ccbc1c876a4475030f00e1d1bd03c67d0",
    "signature": "0xc23189c0ce368f0f476409971686b3c4ba9c8ec2a11d455dc740d0dd6ee3424a6f531c86322c1a99ddb306929979be607ca713289e7749c0199c26dfef07839d1c",
    "signer": "0x11cd379D12F9a2c7BAaE2f74F1914A8c50faF2c3",
    "userId": "387949683"
  }
}