{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "936614",
    "entityType": "User",
    "nonce": "0x56251370acee914e8dd95a1bc4996de7af6a88c6f9b0973649aa258f7ac0d387",
    "signature": "0x8110c2148934accf3ad33843c8c5811fe18fe58492a14e1a8d86298c9b096e1a55704ae25f3fb44215512555a0a9040b3e9b8a2e751f9b49f14744669c51130a1b",
    "signer": "0x1C643dD4250d7eAEa215886aE4Fb16311EC3a8c9",
    "userId": "988118528"
  }
}