{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "66183",
    "entityType": "User",
    "nonce": "0x1e4d7292536265cba1907326b8b0d8f96bf4a9545fef8395371bdc6ffd06a48a",
    "signature": "0x0c39ec927cb78f14728ac9e094f7fca0ad7505f53da638b55e69298d718c4b583020b15c4d0f018203503db65276205cd1b4630e2cb4130a1a95c23699089cd81c",
    "signer": "0xdB791822A11f5aDc830669bdADa8121a4558D7A3",
    "userId": "347139808"
  }
}