{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5862",
    "entityType": "User",
    "nonce": "0xfc89f82726f60b126d1b54cd291c9a71feb95b5ae1983f594d49788f46445a4e",
    "signature": "0xd0a07fed4d01cc7f72c713a6087fb8170ed96b0e7d65af211073fef9d39755e15285e9e8ef960978dd9a76ffa46056a67b2d0045ee18f6324e030f34275aadcb1c",
    "signer": "0x9689e3d5AB8104ba8f965A6a5b4945644cA20FF7",
    "userId": "275143328"
  }
}