{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "99786",
    "entityType": "User",
    "nonce": "0x40b744e10fc33b3b52e84214142e2da5a077e4e86728fc98064b5ee36d4eb4fe",
    "signature": "0xd13f7c382e3f426b74637c4dd9a83643a65812145f611b12d906b226a72efab861704ab9b2505cf9836a0363fe7d01a1cd999b5d5476be1616866127d9f06dd81c",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}