{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x81a9be79c5dea00f0196fffc31a6d7eb0b60ad507841b76bea7e4dfa11890e48",
    "signature": "0xd72e7401fa65ee816c55895ce34c16b8bf98ba18235f01c6a924f30c023bc9604032f544238fb6dd447feb0debb911bc0423175cf508e6616b0d5a27cab3b7df1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}