{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29243",
    "entityType": "User",
    "nonce": "0x17216164d246dfbb153e01cb7f4a534402fcda3ecf6e9cbd1a211c39236cd862",
    "signature": "0x1df6eb633919584a1efc43232138906b464efcf93a98ceabd8ded1ca52ee12f47d758a1d427740a1f55b613c4e39d83a743f60569a93c4eb9e3f4586104c0f151c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}