{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127893",
    "entityType": "User",
    "nonce": "0xb02bf6ecd6fb188757492ceed532bea94c7732e4a5961cff107f307d0d4ba2dd",
    "signature": "0xa5b0e4ceca41eb47f40a235a74d163f00d6d85cb9899c0df04d13b48667d43a41802accc49b8920e9da413789df09100e381fef91f02fb1189bca4e76dd96b001c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}