{
  "manageEntity": {
    "action": "Repost",
    "entityId": "149648",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaa0d39c920ac66e5e3eeab29afa6146888ca73d396b198ac121965e80a18b313",
    "signature": "0xf9f1defdddc9bdb01640ef047747a0d84cf79ba9df92ed37b0a069550e8263121c2184a17856d8f43283f3e2fe1bc74ce5726a8be6f26612e4da522e623112ed1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}