{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0x859a24246c1e5ac8e569435a56d0f4dfd503b868f403cf9a5104881e381706ff",
    "signature": "0x365c8d5eac9ab871ba60853a70f30b1f21677f838c9043606aa3c4455fa1fdd37ef16c3fb90ce891b5fc82a1e205d5d87792fec95ac747493377fcfbca75463f1c",
    "signer": "0xCF37605ee4b144e8878B9A159031027881CBa2B4",
    "userId": "36669256"
  }
}