{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89682",
    "entityType": "User",
    "nonce": "0x4c8f0e8b6b3fd55d0bec768a42f828e1bb0688b3f9e57d080cfeaee00a66a659",
    "signature": "0x9873b2edefe618a765476a8db0a0de0e21327f153dcae571b78b001c4470afca10fe4c56eb49c2b466c6c5118170e5697421f6d5b7db0dad9a9facd863c9131a1c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}