{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29401",
    "entityType": "User",
    "nonce": "0xf410a36d783ee7b697174a999cccb1e9b1700d759847d8cb0e9c5bd177ac6cf3",
    "signature": "0x4c74634765c582f27593dbf759fffc191e4d5d7213334b92df0f8ae1de736e6d1125c8d5f2b9ef03eb32e335d3ecb9569a3da27a4e9430c4b66082581ea5397b1c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}