{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "79876745",
    "entityType": "User",
    "nonce": "0x961aeae92e1a388ee64dc1ff14c434a266fb9114fa460c09209fb450df243dbc",
    "signature": "0x0645db451b0ea5d9b1fb2a3ee46b2bff90f7b3e2b7736b3b5848f08220eb68ab253237b2cb9a13bea13efe9b1ae6d500874647920dcb438e4176d712571ba5851b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}